Overview

overview

10

Static

static

3

6fed9ac910...2e.exe

windows7-x64

10

6fed9ac910...2e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-11-2024 01:01

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General

  • Target

    6fed9ac910b4570ce24f3d4230fbe550f181ad5f1ab089725e3eb9f7e8142f2e.exe

  • Size

    1.6MB

  • MD5

    166d084ca362984e8c8759c77644963e

  • SHA1

    2a020dd02a2882c9a785ea5f81e435413f90bf36

  • SHA256

    6fed9ac910b4570ce24f3d4230fbe550f181ad5f1ab089725e3eb9f7e8142f2e

  • SHA512

    ddce968417460650561dcbfd9d61c413fc5bff892a4b0263aeed911f07954d57d1413af35a73d45edbdb4975e59eecbb782be20b5097c2e781295e95b08c770a

  • SSDEEP

    12288:Pvql1LFyp0Qgxun0rYe6MrQKrKFPyvrvA7fP:gL8/gx16MrQKrgPyvbA7P

Score
10/10
asyncratdefaultdiscoveryevasionexecutionrattrojan

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

95.179.135.209:1989

Mutex

FhYe09MKTBbQ

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Asyncrat family
    asyncrat
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 2 IoCs
    evasiontrojan
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Windows security modification 2 TTPs 3 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fed9ac910b4570ce24f3d4230fbe550f181ad5f1ab089725e3eb9f7e8142f2e.exe
    "C:\Users\Admin\AppData\Local\Temp\6fed9ac910b4570ce24f3d4230fbe550f181ad5f1ab089725e3eb9f7e8142f2e.exe"
    1⤵
    • UAC bypass
    • Windows security bypass
    • Checks computer location settings
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4020
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\6fed9ac910b4570ce24f3d4230fbe550f181ad5f1ab089725e3eb9f7e8142f2e.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3840
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
        PID:4016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dqytzhy2.dac.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      Download Submit

    • memory/2544-16-0x000001DF60F60000-0x000001DF60F82000-memory.dmp

      Filesize

      136KB

      Download

    • memory/2544-5-0x00007FFE161D0000-0x00007FFE16C91000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/2544-8-0x000001DF79400000-0x000001DF79410000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2544-7-0x000001DF79400000-0x000001DF79410000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2544-21-0x00007FFE161D0000-0x00007FFE16C91000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/3840-4-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

      Download

    • memory/3840-6-0x0000000074D3E000-0x0000000074D3F000-memory.dmp

      Filesize

      4KB

      Download

    • memory/4020-2-0x0000017AAEDC0000-0x0000017AAEE24000-memory.dmp

      Filesize

      400KB

      Download

    • memory/4020-3-0x00007FFE161D0000-0x00007FFE16C91000-memory.dmp

      Filesize

      10.8MB

      Download

    • memory/4020-0-0x00007FFE161D3000-0x00007FFE161D5000-memory.dmp

      Filesize

      8KB

      Download

    • memory/4020-1-0x0000017AAD1E0000-0x0000017AAD1E8000-memory.dmp

      Filesize

      32KB

      Download

    • memory/4020-22-0x00007FFE161D0000-0x00007FFE16C91000-memory.dmp

      Filesize

      10.8MB

      Download